.top {
    height: 38px;
    line-height: 36px;
    padding: 0 17px;
    color: #4a4a4a;
    background-image: linear-gradient(-180deg, #e9e7e9 0%, #d4d2d4 100%);
    span:nth-child(1) {
        font-size: 18px;
        font-weight: 600;
    }
    span:nth-child(2) {
        font-size: 14px;
    }
}

.top-l {
    float: left;
}

.top-r {
    float: right;
}

.top-preview {
    float: left;
    position: relative;
    margin-right: 58px;
    i {
        color: #3778ff;
        font-size: 30px;
        position: absolute;
        left: -33px;
    }
}

.top-complete {
    float: left;
    position: relative;
    i {
        color: #3778ff;
        font-size: 18px;
        position: absolute;
        left: -25px;
    }
}

.content {
    display: flex;
    width: 100%;
    justify-content: space-between;
    height: calc(100vh - 38px);
}

.content-l {
    width: 250px;
    background: #ececec;
    padding-left: 22px;
    border-right: 1px solid #d4d4d4;
    h3 {
        padding: 24px 0;
    }
}

.content-list {
    margin-bottom: 24px;
    .content__number {
        font-size: 16px;
        color: #8a8a8f;
        line-height: 34px;
        padding-right: 13px;
        float: left;
    }
    .content__name {
        width: 200px;
        height: 34px;
        line-height: 34px;
        padding-left: 11px;
        background: white;
        border-radius: 100px;
        border: 1px solid #c1c1c1;
        float: left;
    }
}

.second {
    clear: both;
    li {
        padding-left: 21px;
        padding-top: 20px;
    }
    span {
        float: left;
        line-height: 34px;
        font-size: 16px;
        color: #8a8a8f;
        padding-right: 13px;
    }
    input {
        float: left;
        width: 156px;
        height: 34px;
        line-height: 34px;
        background: white;
        border-radius: 100px;
        border: 1px solid #c1c1c1;
        padding-left: 11px;
    }
}

.content-r {
    width: 260px;
    height: calc(100vh - 38px);
    border-left: 1px solid #d4d4d4;
    background: #ececec;
    h3 {
        padding: 23px 0 23px 17px;
    }
}

.recording {
    height: 90px;
    background: white;
    padding: 0 16px;
}

.recording-top {
    padding: 12px 0;
    border-bottom: 1px solid #e1e1e1;
    span:nth-child(1) {
        color: #0086e4;
        font-size: 14px;
    }
    i:nth-child(2) {
        color: #d0021b;
    }
    i:nth-child(3) {
        float: right;
        color: #0086e4;
    }
}

.recording-channel {
    padding: 0 18px;
    h3 {
        padding-left: 0px;
        font-size: 14px;
    }
}

.channel-one {
    p:nth-child(1) {
        display: flex;
        justify-content: space-between;
        line-height: 28px;
        span {
            font-size: 14px;
        }
        a {
            width: 82px;
            height: 28px;
            line-height: 28px;
            text-align: center;
            background: #0086e4;
            display: block;
            color: white;
            border-radius: 100px;
            font-size: 14px;
        }
    }
    p:nth-child(2) {
        font-size: 12px;
        color: #8a8a8f;
        padding-top: 10px;
    }
}

.channel-two {
    p:nth-child(1) {
        font-size: 14px;
        padding: 18px 0;
        a {
            color: #0086e4;
        }
    }
    p:nth-child(3) {
        font-size: 12px;
        color: #8a8a8f;
        padding-bottom: 35px;
    }
}

.channel-line {
    line-height: 19px;
}

.content-c {
    margin: 0 auto;
    margin-top: 132px;
    h3 {
        font-size: 12px;
        color: #4a4a4a;
        padding-bottom: 12px;
    }
    .ppt {
        background: #d8d8d8;
        box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.50);
        width: 679px;
        height: 415px;
    }
}

.hand {
    cursor: pointer;
}